可燃材料仓库内设置卤钨灯等高温照明灯具时,应采取隔热保护措施。()
参考答案:错
I don’t know _____.
A.what happened to him
B.what did he happen
C.what he happened
D.what was the matter
初产妇停经8周时,可以出现()
A.晨起恶心、呕吐
B.乳晕着色
C.尿频
D.出现妊娠纹
E. * * 壁和宫颈呈紫蓝色